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2353312040 = 235177179617
BaseRepresentation
bin1000110001000100…
…1011000100101000
320002000011122020012
42030101023010220
514304421441130
61025303351052
7112213552022
oct21421130450
96060148205
102353312040
11aa8424192
12558152488
132b671cc41
14184789012
15db902995
hex8c44b128

2353312040 has 128 divisors (see below), whose sum is σ = 5766681600. Its totient is φ = 861020160.

The previous prime is 2353312037. The next prime is 2353312061. The reversal of 2353312040 is 402133532.

It is a junction number, because it is equal to n+sod(n) for n = 2353311997 and 2353312015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3813812 + ... + 3814428.

It is an arithmetic number, because the mean of its divisors is an integer number (45052200).

Almost surely, 22353312040 is an apocalyptic number.

2353312040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2353312040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2883340800).

2353312040 is an abundant number, since it is smaller than the sum of its proper divisors (3413369560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2353312040 is a wasteful number, since it uses less digits than its factorization.

2353312040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795 (or 791 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 2353312040 is about 48510.9476304061. The cubic root of 2353312040 is about 1330.1271930668.

Adding to 2353312040 its reverse (402133532), we get a palindrome (2755445572).

The spelling of 2353312040 in words is "two billion, three hundred fifty-three million, three hundred twelve thousand, forty".

Divisors: 1 2 4 5 8 10 17 20 34 40 68 71 79 85 136 142 158 170 284 316 340 355 395 568 617 632 680 710 790 1207 1234 1343 1420 1580 2414 2468 2686 2840 3085 3160 4828 4936 5372 5609 6035 6170 6715 9656 10489 10744 11218 12070 12340 13430 20978 22436 24140 24680 26860 28045 41956 43807 44872 48280 48743 52445 53720 56090 83912 87614 95353 97486 104890 112180 175228 190706 194972 209780 219035 224360 243715 350456 381412 389944 419560 438070 476765 487430 744719 762824 828631 876140 953530 974860 1489438 1657262 1752280 1907060 1949720 2978876 3314524 3460753 3723595 3814120 4143155 5957752 6629048 6921506 7447190 8286310 13843012 14894380 16572620 17303765 27686024 29788760 33145240 34607530 58832801 69215060 117665602 138430120 235331204 294164005 470662408 588328010 1176656020 2353312040